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KATHERINE S O'NEIL FNP-BC
NPI 1841479896
Nurse Practitioner - Family in Springfield, IL

Active since October 26, 2007
2239 E COOK ST, SPRINGFIELD, IL 62703(217) 788-2300(217) 788-2342 Get Directions Write a Review

NPPES record last updated: February 4, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Katherine S O'neil Fnp-bc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KATHERINE S O'NEIL FNP-BC (NPI 1841479896) is an individual family provider in Springfield, Illinois, licensed in Illinois (209007805) and active in the NPI registry since October 2007.

NPPES Registry Identity

NPI1841479896
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameKATHERINE S O'NEILCredential: FNP-BC
Location Address2239 E COOK STSpringfield, IL 62703-1944
Mailing Address2239 E Cook StSpringfield, IL 62703-1944 · (217) 788-2300 · Fax (217) 788-2342
Phone(217) 788-2300
Fax(217) 788-2342
Sole ProprietorNo
Enumeration DateOctober 26, 2007
Last NPPES UpdateFebruary 4, 2016
✔ NPI 1841479896 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in IL · 209007805
2239 E COOK ST, Springfield, IL 62703
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Other Identifiers 1

Medicare PINF400121530IL

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. TULIN PERIHAN OZYURT DMD
Dentist
2239 E COOK ST
SPRINGFIELD, IL 62703
Sangamon County (217) 788-2300
MUZAMMIL SAEED DDS
Dentist
2239 E COOK ST
SPRINGFIELD, IL 62703
Sangamon County (217) 788-2300
MRS. CORINNE ROSE JAHNS N.P.
Nurse Practitioner (Family)
2239 E COOK ST
SPRINGFIELD, IL 62703
Sangamon County (217) 788-2300
LACI WATSON NP
Nurse Practitioner (Family)
2239 E COOK ST
SPRINGFIELD, IL 62703
Sangamon County (217) 788-2300
ANKUSH KATKADE
Dentist (General Practice)
2239 E COOK ST
SPRINGFIELD, IL 62703
Sangamon County (217) 788-2300
DR. MARY-MARGARET WILLIAMS WARRICK LOOKER D.D.S.
Dentist
2239 E COOK ST
SPRINGFIELD, IL 62703
Sangamon County (217) 788-2300
ASHLYN S BARTELS FNP
Nurse Practitioner (Family)
2239 E COOK ST
SPRINGFIELD, IL 62703
Sangamon County (217) 788-2300
DR. MOHIT VERINDER SAHNI MD
Family Medicine
2239 E COOK ST
SPRINGFIELD, IL 62703
Sangamon County (217) 778-2300

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Katherine O'neil's NPI number?

The NPI number for Katherine O'neil is 1841479896. It was assigned to this individual provider in the NPPES registry on October 26, 2007.

Where is Katherine O'neil located?

Katherine O'neil practices at 2239 E Cook St, Springfield, IL 62703. The listed phone number is (217) 788-2300.

What is Katherine O'neil's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

When was this NPI record last updated?

The NPPES record for Katherine O'neil was last updated on February 4, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.